General Information

Serial #

N/A

Part Number

1

Total Parts

3

AKA

N/A

Patents

N/A

General Description

BRASS WITH GLASS OPTICS, LEATHER TUBE COVER (DETACHED)

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length

30.0 cm

Width

6.1 cm

Height

N/A

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Astronomy

Category

Observation equipment

Sub-Category

N/A

Manufacturer

AKA

Dollond

Country

England

State/Province

Unknown

City

London

Context

Country

Canada

State/Province

Ontario

Period

PURCHASED IN MID 1920S BY SECOND-TO-LAST OWNER & USED THEREAFTER

Canada

PURCHASED BY CANADIAN ASTRONOMER DR. FRANK HOGG CA 1925-1928 WHILE HE WAS GRADUATE STUDENT. FROM 1935 TO 1951 HE WAS ASTRONOMER & THEN DIRECTOR OF UNIVERSITY OF TORONTO'S DAVID DUNLOP OBSERVATORY. AFTER HIS DEATH, TELESCOPE WAS OWNED BY HIS WIFE, NOTED CANADIAN ASTRONOMER DR. HELEN HOGG (SEE 940212)

Function

INSTRUMENT FOR DIRECTLY VIEWING DISTANT OBJECTS, USING LENSES TO MAKE OBJECT APPEAR NEARER & LARGER. THIS NAUTICAL TELESCOPE WAS USED LATTERLY FOR CASUAL VIEWING BY ASTRONOMER.

Technical

EXAMPLE OF TYPICAL MID 19TH CENTURY NAUTICAL STYLE TELESCOPE, PRODUCED BY DOLLOND, ONE OF THREE TOP LONDON INSTRUMENT MAKERS AT TIME TELESCOPE WAS MADE.

Area Notes

Unknown

Details

Markings

.1 INCISED LETTERING NEAR EYEPIECE READS 'Dolland [IN SCRIPT]/ LONDON'/.3 INCISED 'GUNDLACH OPTICAL CO./ ROCHESTER N.Y.' & '1 1/2'

Missing

N/A

Finish

LACQUERED BRASS WITH BLACK PAINTED PART/ COLOURLESS & TRANSPARENT GLASS/ BROWN LEATHER

Decoration

N/A